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gtk2/gtk/gtktoolbar.c
ÉRDI Gergo b196167dbc This is an implementation of Idea #13 from 
http://www.jcinteractive.com/gnome-ui/software/widgets/
basically, layouting the toolbar icon and label horizontally.
1999-10-02 17:13:09 +00:00

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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
* GtkToolbar copyright (C) Federico Mena
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "gtkbutton.h"
#include "gtktogglebutton.h"
#include "gtkradiobutton.h"
#include "gtklabel.h"
#include "gtkvbox.h"
#include "gtkhbox.h"
#include "gtktoolbar.h"
#define DEFAULT_SPACE_SIZE 5
#define DEFAULT_SPACE_STYLE GTK_TOOLBAR_SPACE_EMPTY
#define SPACE_LINE_DIVISION 10
#define SPACE_LINE_START 3
#define SPACE_LINE_END 7
enum {
ORIENTATION_CHANGED,
STYLE_CHANGED,
LAST_SIGNAL
};
typedef struct _GtkToolbarChildSpace GtkToolbarChildSpace;
struct _GtkToolbarChildSpace
{
GtkToolbarChild child;
gint alloc_x, alloc_y;
};
static void gtk_toolbar_class_init (GtkToolbarClass *class);
static void gtk_toolbar_init (GtkToolbar *toolbar);
static void gtk_toolbar_destroy (GtkObject *object);
static void gtk_toolbar_map (GtkWidget *widget);
static void gtk_toolbar_unmap (GtkWidget *widget);
static void gtk_toolbar_draw (GtkWidget *widget,
GdkRectangle *area);
static gint gtk_toolbar_expose (GtkWidget *widget,
GdkEventExpose *event);
static void gtk_toolbar_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_toolbar_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static void gtk_toolbar_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_toolbar_remove (GtkContainer *container,
GtkWidget *widget);
static void gtk_toolbar_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data);
static void gtk_real_toolbar_orientation_changed (GtkToolbar *toolbar,
GtkOrientation orientation);
static void gtk_real_toolbar_style_changed (GtkToolbar *toolbar,
GtkToolbarStyle style);
static GtkContainerClass *parent_class;
static guint toolbar_signals[LAST_SIGNAL] = { 0 };
GtkType
gtk_toolbar_get_type (void)
{
static GtkType toolbar_type = 0;
if (!toolbar_type)
{
static const GtkTypeInfo toolbar_info =
{
"GtkToolbar",
sizeof (GtkToolbar),
sizeof (GtkToolbarClass),
(GtkClassInitFunc) gtk_toolbar_class_init,
(GtkObjectInitFunc) gtk_toolbar_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
toolbar_type = gtk_type_unique (gtk_container_get_type (), &toolbar_info);
}
return toolbar_type;
}
static void
gtk_toolbar_class_init (GtkToolbarClass *class)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
object_class = (GtkObjectClass *) class;
widget_class = (GtkWidgetClass *) class;
container_class = (GtkContainerClass *) class;
parent_class = gtk_type_class (gtk_container_get_type ());
toolbar_signals[ORIENTATION_CHANGED] =
gtk_signal_new ("orientation_changed",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkToolbarClass, orientation_changed),
gtk_marshal_NONE__INT,
GTK_TYPE_NONE, 1,
GTK_TYPE_INT);
toolbar_signals[STYLE_CHANGED] =
gtk_signal_new ("style_changed",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkToolbarClass, style_changed),
gtk_marshal_NONE__INT,
GTK_TYPE_NONE, 1,
GTK_TYPE_INT);
gtk_object_class_add_signals (object_class, toolbar_signals, LAST_SIGNAL);
object_class->destroy = gtk_toolbar_destroy;
widget_class->map = gtk_toolbar_map;
widget_class->unmap = gtk_toolbar_unmap;
widget_class->draw = gtk_toolbar_draw;
widget_class->expose_event = gtk_toolbar_expose;
widget_class->size_request = gtk_toolbar_size_request;
widget_class->size_allocate = gtk_toolbar_size_allocate;
container_class->add = gtk_toolbar_add;
container_class->remove = gtk_toolbar_remove;
container_class->forall = gtk_toolbar_forall;
container_class->focus = NULL;
class->orientation_changed = gtk_real_toolbar_orientation_changed;
class->style_changed = gtk_real_toolbar_style_changed;
}
static void
gtk_toolbar_init (GtkToolbar *toolbar)
{
GTK_WIDGET_SET_FLAGS (toolbar, GTK_NO_WINDOW);
GTK_WIDGET_UNSET_FLAGS (toolbar, GTK_CAN_FOCUS);
toolbar->num_children = 0;
toolbar->children = NULL;
toolbar->orientation = GTK_ORIENTATION_HORIZONTAL;
toolbar->style = GTK_TOOLBAR_ICONS;
toolbar->relief = GTK_RELIEF_NORMAL;
toolbar->space_size = DEFAULT_SPACE_SIZE;
toolbar->space_style = DEFAULT_SPACE_STYLE;
toolbar->tooltips = gtk_tooltips_new ();
toolbar->button_maxw = 0;
toolbar->button_maxh = 0;
}
GtkWidget *
gtk_toolbar_new (GtkOrientation orientation,
GtkToolbarStyle style)
{
GtkToolbar *toolbar;
toolbar = gtk_type_new (gtk_toolbar_get_type ());
toolbar->orientation = orientation;
toolbar->style = style;
return GTK_WIDGET (toolbar);
}
static void
gtk_toolbar_destroy (GtkObject *object)
{
GtkToolbar *toolbar;
GList *children;
g_return_if_fail (object != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (object));
toolbar = GTK_TOOLBAR (object);
gtk_object_unref (GTK_OBJECT (toolbar->tooltips));
toolbar->tooltips = NULL;
for (children = toolbar->children; children; children = children->next)
{
GtkToolbarChild *child;
child = children->data;
if (child->type != GTK_TOOLBAR_CHILD_SPACE)
{
gtk_widget_ref (child->widget);
gtk_widget_unparent (child->widget);
gtk_widget_destroy (child->widget);
gtk_widget_unref (child->widget);
}
g_free (child);
}
g_list_free (toolbar->children);
toolbar->children = NULL;
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
gtk_toolbar_map (GtkWidget *widget)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
toolbar = GTK_TOOLBAR (widget);
GTK_WIDGET_SET_FLAGS (toolbar, GTK_MAPPED);
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if ((child->type != GTK_TOOLBAR_CHILD_SPACE)
&& GTK_WIDGET_VISIBLE (child->widget) && !GTK_WIDGET_MAPPED (child->widget))
gtk_widget_map (child->widget);
}
}
static void
gtk_toolbar_unmap (GtkWidget *widget)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
toolbar = GTK_TOOLBAR (widget);
GTK_WIDGET_UNSET_FLAGS (toolbar, GTK_MAPPED);
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if ((child->type != GTK_TOOLBAR_CHILD_SPACE)
&& GTK_WIDGET_VISIBLE (child->widget) && GTK_WIDGET_MAPPED (child->widget))
gtk_widget_unmap (child->widget);
}
}
static void
gtk_toolbar_paint_space_line (GtkWidget *widget,
GdkRectangle *area,
GtkToolbarChild *child)
{
GtkToolbar *toolbar;
GtkToolbarChildSpace *child_space;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
g_return_if_fail (child != NULL);
g_return_if_fail (child->type == GTK_TOOLBAR_CHILD_SPACE);
toolbar = GTK_TOOLBAR (widget);
child_space = (GtkToolbarChildSpace *) child;
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
gtk_paint_vline (widget->style, widget->window,
GTK_WIDGET_STATE (widget), area, widget,
"toolbar",
child_space->alloc_y + toolbar->button_maxh *
SPACE_LINE_START / SPACE_LINE_DIVISION,
child_space->alloc_y + toolbar->button_maxh *
SPACE_LINE_END / SPACE_LINE_DIVISION,
child_space->alloc_x +
(toolbar->space_size -
widget->style->klass->xthickness) / 2);
else
gtk_paint_hline (widget->style, widget->window,
GTK_WIDGET_STATE (widget), area, widget,
"toolbar",
child_space->alloc_x + toolbar->button_maxw *
SPACE_LINE_START / SPACE_LINE_DIVISION,
child_space->alloc_x + toolbar->button_maxw *
SPACE_LINE_END / SPACE_LINE_DIVISION,
child_space->alloc_y +
(toolbar->space_size -
widget->style->klass->ythickness) / 2);
}
static void
gtk_toolbar_draw (GtkWidget *widget,
GdkRectangle *area)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
GdkRectangle child_area;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
if (GTK_WIDGET_DRAWABLE (widget))
{
toolbar = GTK_TOOLBAR (widget);
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if (child->type == GTK_TOOLBAR_CHILD_SPACE)
{
if (toolbar->space_style == GTK_TOOLBAR_SPACE_LINE)
gtk_toolbar_paint_space_line (widget, area, child);
}
else if (gtk_widget_intersect (child->widget, area, &child_area))
gtk_widget_draw (child->widget, &child_area);
}
}
}
static gint
gtk_toolbar_expose (GtkWidget *widget,
GdkEventExpose *event)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
GdkEventExpose child_event;
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TOOLBAR (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
if (GTK_WIDGET_DRAWABLE (widget))
{
toolbar = GTK_TOOLBAR (widget);
child_event = *event;
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if (child->type == GTK_TOOLBAR_CHILD_SPACE)
{
if (toolbar->space_style == GTK_TOOLBAR_SPACE_LINE)
gtk_toolbar_paint_space_line (widget, &event->area, child);
}
else if (GTK_WIDGET_NO_WINDOW (child->widget)
&& gtk_widget_intersect (child->widget, &event->area, &child_event.area))
gtk_widget_event (child->widget, (GdkEvent *) &child_event);
}
}
return FALSE;
}
static void
gtk_toolbar_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
gint nbuttons;
gint button_maxw, button_maxh;
gint widget_maxw, widget_maxh;
GtkRequisition child_requisition;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
g_return_if_fail (requisition != NULL);
toolbar = GTK_TOOLBAR (widget);
requisition->width = GTK_CONTAINER (toolbar)->border_width * 2;
requisition->height = GTK_CONTAINER (toolbar)->border_width * 2;
nbuttons = 0;
button_maxw = 0;
button_maxh = 0;
widget_maxw = 0;
widget_maxh = 0;
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
switch (child->type)
{
case GTK_TOOLBAR_CHILD_SPACE:
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
requisition->width += toolbar->space_size;
else
requisition->height += toolbar->space_size;
break;
case GTK_TOOLBAR_CHILD_BUTTON:
case GTK_TOOLBAR_CHILD_RADIOBUTTON:
case GTK_TOOLBAR_CHILD_TOGGLEBUTTON:
if (GTK_WIDGET_VISIBLE (child->widget))
{
gtk_widget_size_request (child->widget, &child_requisition);
nbuttons++;
button_maxw = MAX (button_maxw, child_requisition.width);
button_maxh = MAX (button_maxh, child_requisition.height);
}
break;
case GTK_TOOLBAR_CHILD_WIDGET:
if (GTK_WIDGET_VISIBLE (child->widget))
{
gtk_widget_size_request (child->widget, &child_requisition);
widget_maxw = MAX (widget_maxw, child_requisition.width);
widget_maxh = MAX (widget_maxh, child_requisition.height);
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
requisition->width += child_requisition.width;
else
requisition->height += child_requisition.height;
}
break;
default:
g_assert_not_reached ();
}
}
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
{
requisition->width += nbuttons * button_maxw;
requisition->height += MAX (button_maxh, widget_maxh);
}
else
{
requisition->width += MAX (button_maxw, widget_maxw);
requisition->height += nbuttons * button_maxh;
}
toolbar->button_maxw = button_maxw;
toolbar->button_maxh = button_maxh;
}
static void
gtk_toolbar_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
GtkToolbarChildSpace *child_space;
GtkAllocation alloc;
GtkRequisition child_requisition;
gint border_width;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (widget));
g_return_if_fail (allocation != NULL);
toolbar = GTK_TOOLBAR (widget);
widget->allocation = *allocation;
border_width = GTK_CONTAINER (toolbar)->border_width;
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
alloc.x = allocation->x + border_width;
else
alloc.y = allocation->y + border_width;
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
switch (child->type)
{
case GTK_TOOLBAR_CHILD_SPACE:
child_space = (GtkToolbarChildSpace *) child;
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
{
child_space->alloc_x = alloc.x;
child_space->alloc_y = allocation->y + (allocation->height - toolbar->button_maxh) / 2;
alloc.x += toolbar->space_size;
}
else
{
child_space->alloc_x = allocation->x + (allocation->width - toolbar->button_maxw) / 2;
child_space->alloc_y = alloc.y;
alloc.y += toolbar->space_size;
}
break;
case GTK_TOOLBAR_CHILD_BUTTON:
case GTK_TOOLBAR_CHILD_RADIOBUTTON:
case GTK_TOOLBAR_CHILD_TOGGLEBUTTON:
if (!GTK_WIDGET_VISIBLE (child->widget))
break;
alloc.width = toolbar->button_maxw;
alloc.height = toolbar->button_maxh;
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
alloc.y = allocation->y + (allocation->height - toolbar->button_maxh) / 2;
else
alloc.x = allocation->x + (allocation->width - toolbar->button_maxw) / 2;
gtk_widget_size_allocate (child->widget, &alloc);
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
alloc.x += toolbar->button_maxw;
else
alloc.y += toolbar->button_maxh;
break;
case GTK_TOOLBAR_CHILD_WIDGET:
if (!GTK_WIDGET_VISIBLE (child->widget))
break;
gtk_widget_get_child_requisition (child->widget, &child_requisition);
alloc.width = child_requisition.width;
alloc.height = child_requisition.height;
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
alloc.y = allocation->y + (allocation->height - child_requisition.height) / 2;
else
alloc.x = allocation->x + (allocation->width - child_requisition.width) / 2;
gtk_widget_size_allocate (child->widget, &alloc);
if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
alloc.x += child_requisition.width;
else
alloc.y += child_requisition.height;
break;
default:
g_assert_not_reached ();
}
}
}
static void
gtk_toolbar_add (GtkContainer *container,
GtkWidget *widget)
{
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (container));
g_return_if_fail (widget != NULL);
gtk_toolbar_append_widget (GTK_TOOLBAR (container), widget, NULL, NULL);
}
static void
gtk_toolbar_remove (GtkContainer *container,
GtkWidget *widget)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (container));
g_return_if_fail (widget != NULL);
toolbar = GTK_TOOLBAR (container);
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if ((child->type != GTK_TOOLBAR_CHILD_SPACE) && (child->widget == widget))
{
gboolean was_visible;
was_visible = GTK_WIDGET_VISIBLE (widget);
gtk_widget_unparent (widget);
toolbar->children = g_list_remove_link (toolbar->children, children);
g_free (child);
g_list_free (children);
toolbar->num_children--;
if (was_visible && GTK_WIDGET_VISIBLE (container))
gtk_widget_queue_resize (GTK_WIDGET (container));
break;
}
}
}
static void
gtk_toolbar_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data)
{
GtkToolbar *toolbar;
GList *children;
GtkToolbarChild *child;
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (container));
g_return_if_fail (callback != NULL);
toolbar = GTK_TOOLBAR (container);
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if (child->type != GTK_TOOLBAR_CHILD_SPACE)
(*callback) (child->widget, callback_data);
}
}
GtkWidget *
gtk_toolbar_append_item (GtkToolbar *toolbar,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data)
{
return gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON,
NULL, text,
tooltip_text, tooltip_private_text,
icon, callback, user_data,
toolbar->num_children);
}
GtkWidget *
gtk_toolbar_prepend_item (GtkToolbar *toolbar,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data)
{
return gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON,
NULL, text,
tooltip_text, tooltip_private_text,
icon, callback, user_data,
0);
}
GtkWidget *
gtk_toolbar_insert_item (GtkToolbar *toolbar,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data,
gint position)
{
return gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON,
NULL, text,
tooltip_text, tooltip_private_text,
icon, callback, user_data,
position);
}
void
gtk_toolbar_append_space (GtkToolbar *toolbar)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE,
NULL, NULL,
NULL, NULL,
NULL, NULL, NULL,
toolbar->num_children);
}
void
gtk_toolbar_prepend_space (GtkToolbar *toolbar)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE,
NULL, NULL,
NULL, NULL,
NULL, NULL, NULL,
0);
}
void
gtk_toolbar_insert_space (GtkToolbar *toolbar,
gint position)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE,
NULL, NULL,
NULL, NULL,
NULL, NULL, NULL,
position);
}
void
gtk_toolbar_append_widget (GtkToolbar *toolbar,
GtkWidget *widget,
const gchar *tooltip_text,
const gchar *tooltip_private_text)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET,
widget, NULL,
tooltip_text, tooltip_private_text,
NULL, NULL, NULL,
toolbar->num_children);
}
void
gtk_toolbar_prepend_widget (GtkToolbar *toolbar,
GtkWidget *widget,
const gchar *tooltip_text,
const gchar *tooltip_private_text)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET,
widget, NULL,
tooltip_text, tooltip_private_text,
NULL, NULL, NULL,
toolbar->num_children);
}
void
gtk_toolbar_insert_widget (GtkToolbar *toolbar,
GtkWidget *widget,
const char *tooltip_text,
const char *tooltip_private_text,
gint position)
{
gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET,
widget, NULL,
tooltip_text, tooltip_private_text,
NULL, NULL, NULL,
position);
}
GtkWidget *
gtk_toolbar_append_element (GtkToolbar *toolbar,
GtkToolbarChildType type,
GtkWidget *widget,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data)
{
return gtk_toolbar_insert_element (toolbar, type, widget, text,
tooltip_text, tooltip_private_text,
icon, callback, user_data,
toolbar->num_children);
}
GtkWidget *
gtk_toolbar_prepend_element (GtkToolbar *toolbar,
GtkToolbarChildType type,
GtkWidget *widget,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data)
{
return gtk_toolbar_insert_element (toolbar, type, widget, text,
tooltip_text, tooltip_private_text,
icon, callback, user_data, 0);
}
GtkWidget *
gtk_toolbar_insert_element (GtkToolbar *toolbar,
GtkToolbarChildType type,
GtkWidget *widget,
const char *text,
const char *tooltip_text,
const char *tooltip_private_text,
GtkWidget *icon,
GtkSignalFunc callback,
gpointer user_data,
gint position)
{
GtkToolbarChild *child;
GtkWidget *box;
g_return_val_if_fail (toolbar != NULL, NULL);
g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), NULL);
if (type == GTK_TOOLBAR_CHILD_WIDGET)
{
g_return_val_if_fail (widget != NULL, NULL);
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
}
else if (type != GTK_TOOLBAR_CHILD_RADIOBUTTON)
g_return_val_if_fail (widget == NULL, NULL);
if (type == GTK_TOOLBAR_CHILD_SPACE)
child = (GtkToolbarChild *) g_new (GtkToolbarChildSpace, 1);
else
child = g_new (GtkToolbarChild, 1);
child->type = type;
child->icon = NULL;
child->label = NULL;
switch (type)
{
case GTK_TOOLBAR_CHILD_SPACE:
child->widget = NULL;
((GtkToolbarChildSpace *) child)->alloc_x =
((GtkToolbarChildSpace *) child)->alloc_y = 0;
break;
case GTK_TOOLBAR_CHILD_WIDGET:
child->widget = widget;
break;
case GTK_TOOLBAR_CHILD_BUTTON:
case GTK_TOOLBAR_CHILD_TOGGLEBUTTON:
case GTK_TOOLBAR_CHILD_RADIOBUTTON:
if (type == GTK_TOOLBAR_CHILD_BUTTON)
{
child->widget = gtk_button_new ();
gtk_button_set_relief (GTK_BUTTON (child->widget), toolbar->relief);
}
else if (type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON)
{
child->widget = gtk_toggle_button_new ();
gtk_button_set_relief (GTK_BUTTON (child->widget), toolbar->relief);
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (child->widget),
FALSE);
}
else
{
child->widget = gtk_radio_button_new (widget
? gtk_radio_button_group (GTK_RADIO_BUTTON (widget))
: NULL);
gtk_button_set_relief (GTK_BUTTON (child->widget), toolbar->relief);
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (child->widget), FALSE);
}
GTK_WIDGET_UNSET_FLAGS (child->widget, GTK_CAN_FOCUS);
if (callback)
gtk_signal_connect (GTK_OBJECT (child->widget), "clicked",
callback, user_data);
if (toolbar->style == GTK_TOOLBAR_BOTH_HORIZ)
box = gtk_hbox_new (FALSE, 0);
else
box = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (child->widget), box);
gtk_widget_show (box);
if (text)
{
child->label = gtk_label_new (text);
gtk_box_pack_end (GTK_BOX (box), child->label, FALSE, FALSE, 0);
if (toolbar->style != GTK_TOOLBAR_ICONS)
gtk_widget_show (child->label);
}
if (icon)
{
child->icon = GTK_WIDGET (icon);
gtk_box_pack_end (GTK_BOX (box), child->icon, FALSE, FALSE, 0);
if (toolbar->style != GTK_TOOLBAR_TEXT)
gtk_widget_show (child->icon);
}
gtk_widget_show (child->widget);
break;
default:
g_assert_not_reached ();
}
if ((type != GTK_TOOLBAR_CHILD_SPACE) && tooltip_text)
gtk_tooltips_set_tip (toolbar->tooltips, child->widget,
tooltip_text, tooltip_private_text);
toolbar->children = g_list_insert (toolbar->children, child, position);
toolbar->num_children++;
if (type != GTK_TOOLBAR_CHILD_SPACE)
gtk_widget_set_parent (child->widget, GTK_WIDGET (toolbar));
if ((type != GTK_TOOLBAR_CHILD_SPACE) && GTK_WIDGET_VISIBLE (toolbar))
{
if (GTK_WIDGET_REALIZED (toolbar)
&& !GTK_WIDGET_REALIZED (child->widget))
gtk_widget_realize (child->widget);
if (GTK_WIDGET_MAPPED (toolbar)
&& !GTK_WIDGET_MAPPED (child->widget))
gtk_widget_map (child->widget);
}
if (GTK_WIDGET_VISIBLE (toolbar) &&
((type == GTK_TOOLBAR_CHILD_SPACE) ||
GTK_WIDGET_VISIBLE (child->widget)))
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
return child->widget;
}
void
gtk_toolbar_set_orientation (GtkToolbar *toolbar,
GtkOrientation orientation)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
gtk_signal_emit (GTK_OBJECT (toolbar), toolbar_signals[ORIENTATION_CHANGED], orientation);
}
void
gtk_toolbar_set_style (GtkToolbar *toolbar,
GtkToolbarStyle style)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
gtk_signal_emit (GTK_OBJECT (toolbar), toolbar_signals[STYLE_CHANGED], style);
}
void
gtk_toolbar_set_space_size (GtkToolbar *toolbar,
gint space_size)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (toolbar->space_size != space_size)
{
toolbar->space_size = space_size;
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
}
}
void
gtk_toolbar_set_space_style (GtkToolbar *toolbar,
GtkToolbarSpaceStyle space_style)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (toolbar->space_style != space_style)
{
toolbar->space_style = space_style;
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
}
}
void
gtk_toolbar_set_tooltips (GtkToolbar *toolbar,
gint enable)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (enable)
gtk_tooltips_enable (toolbar->tooltips);
else
gtk_tooltips_disable (toolbar->tooltips);
}
void
gtk_toolbar_set_button_relief (GtkToolbar *toolbar,
GtkReliefStyle relief)
{
GList *children;
GtkToolbarChild *child;
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (toolbar->relief != relief)
{
toolbar->relief = relief;
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if (child->type == GTK_TOOLBAR_CHILD_BUTTON ||
child->type == GTK_TOOLBAR_CHILD_RADIOBUTTON ||
child->type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON)
gtk_button_set_relief (GTK_BUTTON (child->widget), relief);
}
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
}
}
GtkReliefStyle
gtk_toolbar_get_button_relief (GtkToolbar *toolbar)
{
g_return_val_if_fail (toolbar != NULL, GTK_RELIEF_NORMAL);
g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), GTK_RELIEF_NORMAL);
return toolbar->relief;
}
static void
gtk_real_toolbar_orientation_changed (GtkToolbar *toolbar,
GtkOrientation orientation)
{
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (toolbar->orientation != orientation)
{
toolbar->orientation = orientation;
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
}
}
static void
gtk_real_toolbar_style_changed (GtkToolbar *toolbar,
GtkToolbarStyle style)
{
GList *children;
GtkToolbarChild *child;
GtkWidget* box = NULL;
g_return_if_fail (toolbar != NULL);
g_return_if_fail (GTK_IS_TOOLBAR (toolbar));
if (toolbar->style != style)
{
toolbar->style = style;
for (children = toolbar->children; children; children = children->next)
{
child = children->data;
if (child->type == GTK_TOOLBAR_CHILD_BUTTON ||
child->type == GTK_TOOLBAR_CHILD_RADIOBUTTON ||
child->type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON)
switch (style)
{
case GTK_TOOLBAR_ICONS:
if (child->icon && !GTK_WIDGET_VISIBLE (child->icon))
gtk_widget_show (child->icon);
if (child->label && GTK_WIDGET_VISIBLE (child->label))
gtk_widget_hide (child->label);
break;
case GTK_TOOLBAR_TEXT:
if (child->icon && GTK_WIDGET_VISIBLE (child->icon))
gtk_widget_hide (child->icon);
if (child->label && !GTK_WIDGET_VISIBLE (child->label))
gtk_widget_show (child->label);
break;
case GTK_TOOLBAR_BOTH:
if (child->icon && !GTK_WIDGET_VISIBLE (child->icon))
gtk_widget_show (child->icon);
if (child->label && !GTK_WIDGET_VISIBLE (child->label))
gtk_widget_show (child->label);
box = (GtkWidget*)gtk_container_children (GTK_CONTAINER (child->widget))->data;
if (GTK_IS_HBOX (box))
{
if (child->icon)
{
gtk_object_ref (GTK_OBJECT (child->icon));
gtk_container_remove (GTK_CONTAINER (box),
child->icon);
}
if (child->label)
{
gtk_object_ref (GTK_OBJECT (child->label));
gtk_container_remove (GTK_CONTAINER (box),
child->label);
}
gtk_container_remove (GTK_CONTAINER (child->widget),
box);
box = gtk_vbox_new (FALSE, 0);
gtk_widget_show (box);
if (child->label)
{
gtk_box_pack_end (GTK_BOX (box), child->label, FALSE, FALSE, 0);
gtk_object_unref (GTK_OBJECT (child->label));
}
if (child->icon)
{
gtk_box_pack_end (GTK_BOX (box), child->icon, FALSE, FALSE, 0);
gtk_object_unref (GTK_OBJECT (child->icon));
}
gtk_container_add (GTK_CONTAINER (child->widget),
box);
}
break;
case GTK_TOOLBAR_BOTH_HORIZ:
if (child->icon && !GTK_WIDGET_VISIBLE (child->icon))
gtk_widget_show (child->icon);
if (child->label && !GTK_WIDGET_VISIBLE (child->label))
gtk_widget_show (child->label);
box = (GtkWidget*)gtk_container_children (GTK_CONTAINER (child->widget))->data;
if (GTK_IS_VBOX (box))
{
if (child->icon)
{
gtk_object_ref (GTK_OBJECT (child->icon));
gtk_container_remove (GTK_CONTAINER (box),
child->icon);
}
if (child->label)
{
gtk_object_ref (GTK_OBJECT (child->label));
gtk_container_remove (GTK_CONTAINER (box),
child->label);
}
gtk_container_remove (GTK_CONTAINER (child->widget),
box);
box = gtk_hbox_new (FALSE, 0);
gtk_widget_show (box);
if (child->label)
{
gtk_box_pack_end (GTK_BOX (box), child->label, TRUE, TRUE, 0);
gtk_object_unref (GTK_OBJECT (child->label));
}
if (child->icon)
{
gtk_box_pack_end (GTK_BOX (box), child->icon, FALSE, FALSE, 0);
gtk_object_unref (GTK_OBJECT (child->icon));
}
gtk_container_add (GTK_CONTAINER (child->widget), box);
}
break;
default:
g_assert_not_reached ();
}
}
gtk_widget_queue_resize (GTK_WIDGET (toolbar));
}
}
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